Toothbrush



FIG. 1 is a right side elevational view of a toothbrush showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is an end elevational view as seen from the bottom of FIG. 1;

FIG. 6 is an end elevational view as seen from the top of FIG. 3; and

FIG. 7 an enlarged top perspective view of the toothbrush of FIG. 1. 

The ornamental design for a toothbrush, as shown and described. 